Search Results
- IDNO:
- 002392
- Title:
- Equipment in a Coal Laboratory
- IDNO:
- 002394
- Title:
- Temco Brand Equipment in a Coal Laboratory
- IDNO:
- 002395
- Title:
- Equipment in a Coal Laboratory
- IDNO:
- 002397
- Title:
- Equipment in a Coal Laboratory
- IDNO:
- 002398
- Title:
- Equipment in a Coal Laboratory
- IDNO:
- 002399
- Title:
- Equipment in a Coal Laboratory
- IDNO:
- 002400
- Title:
- Equipment in a Coal Laboratory
- IDNO:
- 002401
- Title:
- Hewittic Rectifier at Jamison Coal Mine No. 9 Laboratory
- Description:
- Hewittic Rectifier changes AC to DC current.
- IDNO:
- 002402
- Title:
- Hewittic Rectifier at Jamison Coal Mine No. 9 Laboratory
- Description:
- Hewittic Rectifier changes AC to DC current.
- IDNO:
- 002407
- Title:
- Coal Lab Equipment at the Arkwright Laboratory
- IDNO:
- 002408
- Title:
- Coal Lab Equipment at the Arkwright Laboratory
- IDNO:
- 002409
- Title:
- Oven in a Coal Analysis Lab, Probably Arkwright Laboratory
- IDNO:
- 002410
- Title:
- Coal Testing Oven, Probably at the Arkwright Laboratory
- IDNO:
- 002411
- Title:
- Coal Lab Equipment at the Arkwright Laboratory
- IDNO:
- 002412
- Title:
- Coal Lab Equipment at the Arkwright Laboratory
- IDNO:
- 002413
- Title:
- Coal Lab Equipment at the Arkwright Laboratory
- IDNO:
- 002414
- Title:
- Interior of a Coal Lab, Probably Arkwright Laboratory.
- IDNO:
- 002415
- Title:
- Coal Lab Equipment at the Arkwright Laboratory
- IDNO:
- 002447
- Title:
- Coal Analysis Lab Equipment
- Date:
- ca. 1942
- IDNO:
- 002448
- Title:
- Machinery at a Coal Mine in Thomas, W. Va.
- IDNO:
- 002449
- Title:
- Coal Analysis Lab Equipment
- IDNO:
- 002450
- Title:
- Guards at the Thomas, W. Va. Plant
- Description:
- Machinery at a Thomas, W. Va. coal mine.
- IDNO:
- 002453
- Title:
- Coal Analysis Lab Equipment
- IDNO:
- 003009
- Title:
- Mine Machinery
- Description:
- Man standing in a lab with lots of machinery. 'U.S. Bureau of Mines Photo Proof Print.'
- IDNO:
- 003190
- Title:
- Arkwright Quality Control Lab
- Description:
- Two men work in the Arkwright Quality Control Lab.
- IDNO:
- 047040
- Title:
- Interior View of Laird Engineering Co. Machine Sho p
- Date:
- 1943-06-15
- Description:
- Company workers hard at work on a variety of machines.